CN214673273U

CN214673273U - Overload protection wall socket structure

Info

Publication number: CN214673273U
Application number: CN202120837595.1U
Authority: CN
Inventors: 傅群
Original assignee: Hangzhou Dongchan Temperature Control Equipment Co Ltd
Current assignee: Hangzhou Dongchan Temperature Control Equipment Co Ltd
Priority date: 2021-04-22
Filing date: 2021-04-22
Publication date: 2021-11-09
Anticipated expiration: 2031-04-22

Abstract

The utility model discloses an overload protection wall socket structure aims at providing an overload protection wall socket structure with overload protection function. The socket comprises a socket body, the socket body is provided with a plug interface, the plug interface comprises a plurality of jacks I positioned on the surface of the socket body, the socket body is internally provided with a conductive bar matched with the jacks I, the conductive bar is provided with a first pin base, the first pin base is arranged at the opening of the first jack, the socket body is provided with a wire connecting device matched with the conductive bar, and the wire connecting device and the conductive bar are connected through an overload protection device. The utility model has the advantages that: the structure is simple, the processing and the installation are convenient, and the space is saved; the fire-fighting protection device has the overload protection function, effectively prevents fire from happening, and ensures the fire-fighting safety; the safety is high; the structural stability is good; the convenience socket is arranged on the wall.

Description

Overload protection wall socket structure

Technical Field

The utility model belongs to the technical field of the relevant technique of socket and specifically relates to indicate an overload protection wall socket structure.

Background

The socket is also called a power socket or a switch socket. A socket is a receptacle into which one or more circuit connections can be inserted, through which various connections can be inserted, thus facilitating the connection to other circuits. The connection and disconnection between the line and the copper piece are realized to finally achieve the connection and disconnection of the partial circuit.

Most of the traditional sockets only have simple on-off functions, the overload problem of loads can be caused when electric shock, electric leakage, short circuit and the like occur in life, and the main brake can be disconnected in most cases, so that although the loads can be protected, the loads can be subjected to collective power loss, and great economic loss can be caused.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome and lack the not enough of overload protection function among the prior art, provide an overload protection wall socket structure with overload protection function.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an overload protection wall socket structure, includes socket ontology, the last plug interface that is equipped with of socket ontology, the plug interface is including a plurality of jack one that is located the socket ontology surface, socket ontology's internally mounted have with a jack assorted busbar, be provided with socket one on the busbar, the opening part at jack one is installed to socket one, the last wire connecting device who installs with busbar assorted of socket ontology, be connected through overload protection device between wire connecting device and the busbar.

The load plug is inserted into the plug interface, and the pins on the load plug are in contact with the bus bars and are fixed on the first pin base; wherein the wire connecting device is connected with a power supply. Simple structure, convenient processing and installation. In a natural state, the conductive bar and the lead connecting device are in a communicated state, and the load can work normally; when the circuit is overloaded, the overload protection device can automatically disconnect the bus bars from the lead connecting device, so that the purpose of overload protection is achieved, the occurrence of fire is effectively prevented, and the fire safety is ensured.

Preferably, the cross section of the first pin base is U-shaped, the first pin base is fixedly connected with the conductive strip, flanges are arranged on two sides of the first pin base, one side of each flange is fixed on the side of the first pin base, a chamfer is arranged between the two sides of each flange, the other side of each flange is arranged in the first jack, the two flanges are respectively contacted with the inner side walls of the two opposite sides of the first jack, and the distance between the two flanges is gradually increased from one side to the other side. The other sides of the two turned edges are clamped in the first jack, so that the fixing of the pin base in the first jack is realized, the pins inserted into the first jack are clamped by the two sides of the first jack, and the fixing and the conduction of the pins are realized. The installation is convenient, the installation of the pin base at the first position of the jack is convenient, and the installation and the fixation of the pins on the pin base are convenient.

Preferably, the conductive strip is fixedly connected with the top of one side edge of the pin base, and one side of the flanging is fixed on the side wall of one side edge of the pin base. The conductive strip, the first pin base and the flanging are integrally formed, and the processing is convenient.

Preferably, the plug interface further comprises a second jack located on the surface of the socket body, the second jack is arranged on the side face of the first jack, a grounding strip matched with the second jack is installed inside the socket body, a second pin base is arranged on the grounding strip, and the second pin base is installed at an opening of the second jack. The jack is used for the ground pin on the connecting plug, and the ground strip is connected with the ground wire, thereby preventing the electric leakage phenomenon and having high safety.

As preferred, two fixed blocks of fixing on the earth strip are drawn together to the pin holder, the both ends of fixed block all are fixed with the mounting panel, in jack two were arranged in to the preceding side of mounting panel, two mounting panels contacted with the inside wall of relative both sides in the jack two respectively, be equipped with the earth strip through-hole on the earth strip, the back side of mounting panel is arranged in the earth strip through-hole, and two mounting panels contacted with the inside wall of relative both sides in the earth strip through-hole respectively, the left side edge at the mounting panel is fixed to the fixed block, the right side of mounting panel is equipped with the L-shaped piece, one of them limit of L-shaped piece is fixed on the right side edge of mounting panel, the opening part at earth strip through-hole towards two one side of jack is installed to the L-shaped piece. The fixed block is provided with a clamping groove, the grounding strip is provided with a clamping pin matched with the clamping groove, and the fixed block is fixed on the grounding strip through the matching of the clamping groove and the clamping pin. The front side edges of the two mounting plates are clamped in the second jack, so that the second pin base is fixed in the second jack, the pins inserted into the second jack are contacted with the mounting plates, and the conduction of the pins is realized. The rear side edges of the two mounting plates are clamped in the through holes of the grounding bars, and the fixing of the second pin base in the through holes of the grounding bars is realized. Through the design of L shape piece, improved the stability that the mounting panel was installed in the earth connection strip through-hole, structural stability is good.

Preferably, the socket body includes socket panel, jack one and jack two all are located socket panel, the last socket protective housing of installing of socket panel, socket protective housing be close to one side of socket panel on be equipped with busbar assorted busbar mounting groove, with grounding strip assorted grounding strip mounting groove, busbar and grounding strip are installed respectively in busbar mounting groove and grounding strip mounting groove, grounding strip link up the outside that the socket protective housing was arranged in to the grounding strip mounting groove, be provided with mounting hole and wiring hole on the grounding strip, the outside of socket protective housing is all arranged in to mounting hole and wiring hole. Wherein socket panel and socket protective housing adopt threaded connection, simple to operate, and stability is good. The socket protective housing has played the effect of installation fixed and protection to busbar, ground strip, assembly body. Through the design of mounting hole, make things convenient for whole socket to install on the wall. And the grounding hole is used for connecting a grounding wire.

Preferably, the lead connecting device comprises a connecting bolt installed on the socket protective shell, the overload protection device is installed between one conductive strip and the connecting bolt matched with the conductive strip, the other conductive strips are fixedly connected with the connecting bolt matched with the conductive strip, a lead mounting hole matched with the connecting bolt is formed in the socket protective shell, and the lead mounting hole is formed in the side face of the connecting bolt. The electric wire of power supply installs in the wire mounting hole and contacts with connecting bolt, realizes switching on with the busbar through connecting bolt. By designing the overload protection device between one conductive bar and the connecting bolt, the internal structure of the socket is simplified while the overload protection requirement is met, and the internal space is saved.

Preferably, the overload protection device comprises an assembly body, one side, close to the socket panel, of the socket protection shell is provided with an assembly body mounting groove matched with the assembly body, the assembly body is mounted in the assembly body mounting groove, a deformation sheet is mounted inside the assembly body, a first pin and a second pin are mounted on the assembly body, one end of the first pin is arranged outside the assembly body and fixed on one of the bus bars, the other end of the first pin is arranged inside the assembly body and located on the side face of the deformation sheet, one end of the second pin is arranged inside the assembly body and fixedly connected with the deformation sheet, and the other end of the second pin is arranged outside the assembly body and fixed on the bus bar matched with the connecting bolt. When the device works normally, the deformation sheet is in a contact state with the other end of the first pin, and a circuit is conducted; when the overload condition appears, the deformation sheet is heated to deform, automatically separates from the pin I, and the circuit is disconnected, so that the purpose of overload protection is realized.

As preferred, the shape of shape change piece is the E shape, the length on the limit is less than the length on shape change piece outside limit in shape change piece, the top on the limit is fixed with the other end assorted contact with pin one in shape change piece, distance between two outside limits of shape change piece reduces from bottom to top gradually, the top on two outside limits of shape change piece all is equipped with towards inboard turn-ups. When the deformation piece deforms under the action of external force, the inner edge of the deformation piece can be automatically raised or recessed (the bottom edge is automatically recessed or raised towards the opposite direction at the moment), the contact or separation of the contact and the other end of the pin is realized, the connection and disconnection of a circuit are further realized, the structure is simple, the response is quick and sensitive, and the control is very convenient.

Preferably, the socket protective housing is provided with a threaded hole matched with the connecting bolt, and the first conductive bar and the first pin are provided with bolt mounting holes matched with the connecting bolt. The connecting bolt is arranged in the threaded hole and penetrates through the bolt mounting hole, connection with the conductive bar and the first pin is achieved respectively, the connecting mode is simple and convenient, and the mounting and the dismounting are easy.

Preferably, a reset button is installed inside the assembly body, one end of the reset button sequentially penetrates through the surface of the assembly body and the surface of the socket panel, is arranged in an external space and is in sliding connection with the surface of the assembly body and the surface of the socket panel, a clamping seat matched with the deformation piece is fixed at the other end of the reset button, and the deformation piece is installed on the clamping seat. The bottom edge of the deformation sheet is installed on the clamping seat, and the tops of the two outer side edges of the deformation sheet are fixed to one end of the second pin. When the overload happens, the deformation sheet is stressed to deform, so that the circuit is disconnected, and meanwhile, the reset button is also ejected out due to the deformation of the deformation sheet; after the overload phenomenon is solved, the user only needs to press the reset button, and the deformation piece can be recovered under the effort of reset button, the switch-on circuit again, simple structure, and control is convenient.

The utility model has the advantages that: the structure is simple, the processing and the installation are convenient, and the space is saved; the fire-fighting protection device has the overload protection function, effectively prevents fire from happening, and ensures the fire-fighting safety; the safety is high; the structural stability is good; the convenience socket is arranged on the wall.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a top view of FIG. 1;

FIG. 4 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken at B-B of FIG. 2;

FIG. 6 is a cross-sectional view taken at C-C of FIG. 3;

FIG. 7 is a schematic diagram of a conductive strip structure;

FIG. 8 is a schematic view of the structure of the grounding bar;

FIG. 9 is a schematic view of the structure of the assembly;

FIG. 10 is a top view of FIG. 9;

FIG. 11 is a cross-sectional view taken at D-D of FIG. 10;

fig. 12 is a schematic structural view of the deformable sheet.

In the figure: 1. the socket comprises a socket body, 2 plug interfaces, 3 a socket panel, 4 jacks II, 5 jacks I, 6 reset buttons, 7 socket protective shells, 8 pin base I, 9 bus bars, 10 flanges, 11 ground bars, 12 ground bar through holes, 14 mounting plates, 15 fixing blocks, 16 connecting bolts, 17 lead mounting holes, 18 pin II, 19 assembly bodies, 20 pin I, 21 bus bar mounting grooves, 22 assembly body mounting grooves, 23 ground bar mounting grooves, 24 bolt mounting holes, 25L-shaped blocks, 26 bolt mounting holes, 27 wiring holes, 28 deformation pieces and 29 clamping seats.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, an overload protection wall socket structure includes a socket body 1, a plug interface 2 is arranged on the socket body 1, the plug interface 2 includes a plurality of first jacks 5 located on the surface of the socket body 1, as shown in fig. 4, a conductive strip 9 matched with the first jacks 5 is installed inside the socket body 1, a first pin seat 8 is arranged on the conductive strip 9, the first pin seat 8 is installed at an opening of the first jacks 5, a lead connecting device matched with the conductive strip 9 is installed on the socket body 1, and the lead connecting device and the conductive strip 9 are connected through an overload protection device.

As shown in fig. 4 and 7, the cross-sectional shape of the first plug seat 8 is U-shaped, the first plug seat 8 is fixedly connected with the conductive strip 9, two side edges of the first plug seat 8 are respectively provided with flanges 10, one side of each flange 10 is fixed on one side edge of the first plug seat 8, a chamfer is arranged between the two side edges, the other side of each flange 10 is arranged in the first jack 5, the two flanges 10 are respectively contacted with the inner side walls of the two opposite sides in the first jack 5, and the distance between the two flanges 10 is gradually increased from one side to the other side.

As shown in fig. 7, the conductive strip 9 is fixedly connected to the top of one side of the first socket 8, and one side of the flange 10 is fixed to the side wall of the side of the first socket 8.

As shown in fig. 5, the plug interface 2 further includes a second jack 4 located on the surface of the socket body 1, the second jack 4 is disposed on the side surface of the first jack 5, a grounding strip 11 matched with the second jack 4 is installed inside the socket body 1, a second pin base is arranged on the grounding strip 11, and the second pin base is installed at an opening of the second jack 4.

As shown in fig. 5 and 8, the second pin base includes a fixed block 15 fixed on the ground strip 11, mounting plates 14 are fixed at both ends of the fixed block 15, a front side of each mounting plate 14 is arranged in the second jack 4, the two mounting plates 14 are respectively contacted with inner side walls of two opposite sides in the second jack 4, a ground strip through hole 12 is formed in the ground strip 11, a rear side of each mounting plate 14 is arranged in the ground strip through hole 12, the two mounting plates 14 are respectively contacted with inner side walls of two opposite sides in the ground strip through hole 12, the fixed block 15 is fixed on a left side of the mounting plate 14, an L-shaped block 25 is arranged on the right side of the mounting plate 14, one side of the L-shaped block 25 is fixed on a right side of the mounting plate 14, and the L-shaped block 25 is installed at an opening of the ground strip through hole 12 facing one side of the second jack 4.

As shown in fig. 1, 2 and 3, the socket body 1 includes a socket panel 3, the first jack 5 and the second jack 4 are both located on the socket panel 3, the socket protection shell 7 is installed on the socket panel 3, as shown in fig. 6, a bus bar installation slot 21 matched with a bus bar 9 and a ground strip installation slot 23 matched with a ground strip 11 are provided on one side of the socket protection shell 7 close to the socket panel 3, the bus bar 9 and the ground strip 11 are respectively installed in the bus bar installation slot 21 and the ground strip installation slot 23, the ground strip 11 is arranged outside the socket protection shell 7 by penetrating through the ground strip installation slot 23, as shown in fig. 8, the ground strip 11 is provided with an installation hole 26 and a wiring hole 27, and the installation hole 26 and the wiring hole 27 are both arranged outside the socket protection shell 7.

As shown in fig. 6, the lead connecting device includes connecting bolts 16 installed on the socket protective housing 7, the overload protection device is installed between one of the conductive bars 9 and the connecting bolt 16 matching therewith, the other conductive bars 9 are fixedly connected with the connecting bolt 16 matching therewith, the socket protective housing 7 is provided with lead mounting holes 17 matching with the positions of the connecting bolts 16, and the lead mounting holes 17 are disposed at the side surfaces of the connecting bolts 16.

As shown in fig. 6, the overload protection apparatus includes an assembly body 19, an assembly body mounting groove 22 matched with the assembly body 19 is provided on one side of the socket protection shell 7 close to the socket panel 3, the assembly body 19 is mounted in the assembly body mounting groove 22, as shown in fig. 9, 10 and 11, a deformation sheet 28 is mounted inside the assembly body 19, a first pin 20 and a second pin 18 are mounted on the assembly body 19, one end of the first pin 20 is disposed outside the assembly body 19 and fixed on one of the conductive strips 9, the other end of the first pin 20 is disposed inside the assembly body 19 and located on a side surface of the deformation sheet 28, one end of the second pin 18 is disposed inside the assembly body 19 and fixedly connected with the deformation sheet 28, and the other end of the second pin 18 is disposed outside the assembly body 19 and fixed on a connecting bolt 16 matched with the conductive strip 9.

As shown in fig. 12, shape of shape change piece 28 is E-shaped, and the length on the limit is less than the length on the outside limit of shape change piece 28 in shape change piece 28, and the top on the limit is fixed with the other end assorted contact with pin one 20 in shape change piece 28, and the distance between two outside limits of shape change piece 28 reduces from bottom to top gradually, and the top on two outside limits of shape change piece 28 all is equipped with the turn-ups towards the inboard.

As shown in fig. 6 and 7, the socket protective housing 7 is provided with a threaded hole matching with the connecting bolt 16, and the conductive bar 9 and the first pin 20 are provided with bolt mounting holes 24 matching with the connecting bolt 16.

As shown in fig. 11, a reset button 6 is installed inside the assembly body 19, one end of the reset button 6 sequentially penetrates through the surface of the assembly body 19 and the surface of the socket panel 3 to be disposed in an external space and is slidably connected with the two, a clamping seat 29 matched with the deformation piece 28 is fixed at the other end of the reset button 6, and the deformation piece 28 is installed on the clamping seat 29.

The utility model discloses a three hole sockets of beautiful mark (two busbar 9 connect power live wire and power zero line respectively, 11 earth connection of a grounding bar), plug interface 2's quantity is two (the quantity of a pin socket 8 on busbar 9 and the quantity of pin socket two on the grounding bar 11 all are the same with plug interface 2's quantity).

When the socket is installed, the live wire and the zero wire of the power supply are respectively installed in the two wire installation holes 17 and are contacted with the corresponding connecting bolts 16 (the head parts of the connecting bolts 16 are insulators and are arranged outside the socket protection shell 7; the rod parts of the connecting bolts 16 are electric conductors and are arranged inside the socket protection shell 7 and are contacted with the power supply wire), and the wiring holes 27 on the grounding strip 11 are connected with the grounding wire; and the load plug is inserted at the plug interface 2, the pin inserted into the first jack 5 is clamped and fixed by two side edges of the first pin base 8 and is contacted with the conductive strip 9, and the pin inserted into the second jack 4 is contacted with the grounding strip 11.

Wherein the assembly body 19 can be mounted between any one of the conductive strips 9 and its corresponding connecting bolt 16.

The working principle is as follows: when the load works normally, the contact on the deformation sheet 28 is in a contact state with the other end of the first pin 20. When an overload condition occurs, the deformation sheet 28 is deformed by heat, the contact on the deformation sheet is automatically separated from the first pin 20, the circuit is disconnected, and the reset button 6 is also ejected due to the deformation of the deformation sheet 28. When the overload is resolved, the user only needs to press the reset button 6, and the deformation sheet 28 can be restored to the original state under the action force of the reset button 6 to reconnect the circuit.

Claims

1. The utility model provides an overload protection wall socket structure, characterized by, includes socket ontology (1), be equipped with plug interface (2) on socket ontology (1), plug interface (2) are including a plurality of jack (5) that are located socket ontology (1) surface, the internally mounted of socket ontology (1) has with jack (5) assorted busbar (9), be provided with on busbar (9) and insert foot seat (8), the opening part at jack (5) is installed in pin foot seat (8), install on socket ontology (1) with busbar (9) assorted wire connecting device, be connected through overload protection device between wire connecting device and busbar (9).

2. The overload protection wall socket structure as recited in claim 1, wherein the cross-sectional shape of the first pin base (8) is U-shaped, the first pin base (8) is fixedly connected with the conductive strip (9), two side edges of the first pin base (8) are provided with flanges (10), one side of each flange (10) is fixed on the side edge of the first pin base (8) and a chamfer is arranged between the two side edges, the other side of each flange (10) is arranged in the first jack (5), the two flanges (10) are respectively contacted with the inner side walls of the first jack (5) on two opposite sides, and the distance between the two flanges (10) is gradually increased from one side to the other side.

3. An overload protection wall socket structure as claimed in claim 2, wherein the conductive strip (9) is fixedly connected to the top of one side of the first socket (8), and one side of the flange (10) is fixed to the side wall of the one side of the first socket (8).

4. The overload protection wall socket structure according to claim 1, wherein the plug interface (2) further comprises a second jack (4) located on the surface of the socket body (1), the second jack (4) is located on the side of the first jack (5), a grounding strip (11) matched with the second jack (4) is installed inside the socket body (1), a second pin base is arranged on the grounding strip (11), and the second pin base is installed at the opening of the second jack (4).

5. The overload protection wall socket structure according to claim 4, wherein the second pin base comprises a fixed block (15) fixed on the second grounding strip (11), mounting plates (14) are fixed at both ends of the fixed block (15), the front side edge of each mounting plate (14) is arranged in the second jack (4), the two mounting plates (14) are respectively contacted with the inner side walls at two opposite sides in the second jack (4), a grounding strip through hole (12) is formed in the grounding strip (11), the rear side edge of each mounting plate (14) is arranged in the corresponding grounding strip through hole (12), the two mounting plates (14) are respectively contacted with the inner side walls at two opposite sides in the corresponding grounding strip through hole (12), the fixed block (15) is fixed on the left side edge of each mounting plate (14), an L-shaped block (25) is arranged on the right side of each mounting plate (14), one edge of the L-shaped block (25) is fixed on the right side edge of each mounting plate (14), and the L-shaped block (25) is arranged at an opening of the grounding strip through hole (12) facing to one side of the second jack (4).

6. The wall socket structure for overload protection according to claim 4, wherein the socket body (1) comprises a socket panel (3), the first jack (5) and the second jack (4) are both located on the socket panel (3), the socket panel (3) is provided with a socket protection shell (7), one side of the socket protection shell (7) close to the socket panel (3) is provided with a conductive strip installation groove (21) matched with the conductive strip (9) and a grounding strip installation groove (23) matched with the grounding strip (11), the conductive strip (9) and the grounding strip (11) are respectively installed in the conductive strip installation groove (21) and the grounding strip installation groove (23), the grounding strip (11) is arranged outside the socket protection shell (7) through the grounding strip installation groove (23), the grounding strip (11) is provided with an installation hole (26) and a wiring hole (27), the mounting hole (26) and the wiring hole (27) are arranged outside the socket protective shell (7).

7. An overload protection wall socket structure as claimed in claim 6, wherein the wire connecting means comprises connecting bolts (16) mounted on the socket protection case (7), the overload protection means is mounted between one of the conductive strips (9) and the connecting bolt (16) matched therewith, the other conductive strips (9) are fixedly connected with the connecting bolt (16) matched therewith, the socket protection case (7) is provided with wire mounting holes (17) matched with the positions of the connecting bolts (16), and the wire mounting holes (17) are arranged at the side surfaces of the connecting bolts (16).

8. An overload protection wall socket structure according to claim 7, wherein the overload protection device includes an assembly body (19), one side of the socket protection case (7) close to the socket panel (3) is provided with an assembly body installation groove (22) matched with the assembly body (19), the assembly body (19) is installed in the assembly body installation groove (22), a deformation sheet (28) is installed inside the assembly body (19), the assembly body (19) is provided with a first pin (20) and a second pin (18), one end of the first pin (20) is placed outside the assembly body (19) and fixed on one of the conductive strips (9), the other end of the first pin (20) is placed inside the assembly body (19) and located on the side of the deformation sheet (28), one end of the second pin (18) is placed inside the assembly body (19) and fixedly connected with the deformation sheet (28), the other end of the second pin (18) is arranged outside the assembly body (19) and fixed on a connecting bolt (16) matched with the conductive strip (9).

9. An overload protection wall socket structure as claimed in claim 7, wherein the socket protection case (7) is provided with a threaded hole matched with the connecting bolt (16), and the conductive bar (9) and the first pin (20) are provided with bolt mounting holes (24) matched with the connecting bolt (16).

10. An overload protection wall socket structure as claimed in claim 8, wherein the assembly body (19) is internally provided with a reset button (6), one end of the reset button (6) sequentially penetrates through the surface of the assembly body (19) and the surface of the socket panel (3) to be arranged in an external space and is slidably connected with the surface of the assembly body and the surface of the socket panel, the other end of the reset button (6) is fixed with a clamping seat (29) matched with the deformation piece (28), and the deformation piece (28) is installed on the clamping seat (29).